35 results
Classification, Differential Diagnosis, and Features of Hyponatremia According to Volume Status 

Hypervolemic hypernatremia 
 - CHF
Classification, Differential ... - Nephrotic syndrome ... Glucocorticoid deficit - Hypokalemia ... Drugs - SIADH Renal ... Classification #Differential
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... - Differential ... Hypovolemia, UNa ... #Differential # ... Algorithm #Causes #nephrology
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... • Refeeding syndrome ... Losses Non-renal ... #Differential # ... Diagnosis #Algorithm #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... - Differential ... Malignancy True hypovolemia ... GI losses • Renal ... #Nephrology #Differential
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... - Differential ... Malignancy True hypovolemia ... GI losses • Renal ... #Nephrology #Differential
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Algorithm Extra-renal ... loss (Diarrhea) Renal ... #Differential # ... potassium #low #nephrology
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Hyponatremia Diagnosis ... EABV) - Consider: Hypovolemia ... solute intake, Renal ... #diagnosis #differential ... algorithm #causes #nephrology
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Hyponatremia - Differential ... Tea and Toast Syndrome ... • Renal Failure ... #Differential # ... Algorithm #causes #nephrology
Cancer agents and Electrolyte Disorders
 • Hypocalcemia: Cisplatin from Low Mg, Cetuximab- due to low Mg
Axitinib,
Disorders • Hypocalcemia ... Ifosfamide - Fanconi syndrome ... Trastuzumab • Hyponatremia ... Trastuzumab • Hypokalemia ... chemotherapy #diagnosis #differential
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential ... gastrointestinal K loss • Renal ... • Renal tubular ... #differential # ... algorithm #causes #nephrology